
     .main_top .top_wrapper {
        width: 1200px;
        height: 342px;
        margin: 0 auto;
      }
      .main_top .top_wrapper .news-section {
        display: flex;
        justify-content: space-between;
      }
      .main_top .top_wrapper .news-section .banner {
        width: 604px;
        height: 298px;
        background-color: aqua;
      }
      .main_top .top_wrapper .news-section .banner .image {
        height: 298px;
      }
      .main_top .top_wrapper .news-section .banner .list {
        display: flex;
        background: rgba(0, 0, 0, 0.8);
        height: 44px;
      }
      .news-section .banner .list .item {
        line-height: 44px;
        text-align: center;
        color: #b1b2be;
        width: 120.8px;
      }
      .top_wrapper .news-section .news {
        flex: 1;
        padding: 0 17px;
        background: #36353c;
      }
      .news-section .news .news-tab {
        display: flex;
        height: 48px;
      }
      .news-section .news .news-tab .tab-item {
        display: block;
        width: 52px;
        font-size: 14px;
        text-align: center;
        line-height: 45px;
        height: 45px;
        color: #b8b9c5;
        border-bottom: 1px solid black;
      }
      .news-section .news .news-tab .tab-item:hover {
        border-bottom: 3px solid #f3c258;
        color: #f3c258;
      }
      .news-section .news .notice {
        display: block;
        width: 294px;
        height: 36px;
        line-height: 36px;
        padding: 0 15px;
        margin-top: 18px;
        text-align: center;
        color: #f3c258;
        background: #414046;
      }
      .news-section .news .notice .info {
        display: block;
        width: 230px;
        font-size: 18px;
        margin-right: 18px;
      }
  
      .news-section .news .news-list {
        margin-top: 10px;
      }
      .news-section .news .news-list .news-item {
        display: flex;
        justify-content: space-between;
        margin: 0 0 11px;
      }
      .news-section .news .news-list .news-item .news-type-news {
        display: inline-block;
        color: #1e96ab;
        border: 1px solid #1e96ab;
      }
      .news-section .news .news-list .news-item .news-title {
        width: 200px;
        margin-right: 34px;
        color: #b8b9c5;
        font-size: 14px;
        flex: 1;
      }
      .news-section .news .news-list .news-item .date {
        color: #b8b9c5;
      }
  
      .top_wrapper .news-section .download {
        width: 236px;
        height: 342px;
      }
      .top_wrapper .news-section .download a {
        display: block;
      }
      .news-section .download .download-btn {
        width: 236px;
        height: 128px;
        background: url(./images/main_index.png) no-repeat;
        background-position: 0 -219px;
      }
      .news-section .download .environment {
        width: 236px;
        height: 106px;
        background: url(./images/main_index.png) no-repeat;
        background-position: 0 -350px;
      }
      .news-section .download .experience {
        width: 236px;
        height: 108px;
        background: url(./images/main_index.png) no-repeat;
        background-position: 0 -461px;
      }